5-Ethylamino-3-p-tolyl-1λ⁴,2,4-thiaselenazol-1-ylium Bromide: a New Heteroaromatic System

In the title compound, C₁₁H₁₃N₂SSe⁺.Br⁻, the Se—S bond length is 2.189 (2) Å and the C(2)—Se and C(1)—S bond lengths are 1.890 (3) and 1.765 (3) Å, respectively. The C(2)—Se—S and C(1)—S—Se bond angles are 89.36 (10) and 93.36 (11)°, respectively. In the planar heterocyclic ring π-electron delocalization extends over the exocyclic N(2).

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